Robert Guy Newton (1 June 1905 - 25 March 1956) was an English actor. Along with Errol Flynn, Newton was one of the more popular actors among the male juvenile audience of the 1940s and early 1950s, especially with British boys. Known for his hard-living life, he was cited as a role model by the actor Oliver Reed and the Who's drummer Keith Moon.

Beginning his career in theatre in the 1920s,